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Carrier Name:COLT Technology Services

This is the United Kingdom Carrier Name:COLT Technology Services Area Code Database page list. You can click the title to browse the detail information.
Region Code: HRT
Region Code Region Name City National Destination Code Sn from Sn to Number Type
HRT Herefordshire Hereford 1432 656000 656999 G
HRT Hertfordshire Stevenage 1438 544000 544999 G
HRT Hertfordshire Stevenage 1438 567000 567999 G
HRT Hertfordshire Hemel Hempstead 1442 734000 734999 G
HRT Hertfordshire Hitchin 1462 514000 514999 G
HRT Herefordshire Ledbury 1531 584000 584999 G
Region Code: DBY
Region Code Region Name City National Destination Code Sn from Sn to Number Type
DBY Derbyshire Hathersage 1433 416000 416999 G
DBY Derbyshire Glossop 1457 375000 375999 G
Region Code: NBL
Region Code Region Name City National Destination Code Sn from Sn to Number Type
NBL Northumberland Bellingham 1434 444000 444999 G
Region Code: ESX
Region Code Region Name City National Destination Code Sn from Sn to Number Type
ESX East Sussex Heathfield 1435 685000 685999 G
Region Code: AGB
Region Code Region Name City National Destination Code Sn from Sn to Number Type
AGB Argyll and Bute Helensburgh 1436 704000 704999 G
AGB Argyll and Bute Port Ellen 1496 545000 545999 G
AGB Argyll and Bute Inveraray 1499 494000 494999 G
Region Code: PEM
Region Code Region Name City National Destination Code Sn from Sn to Number Type
PEM Pembrokeshire Haverfordwest 1437 633000 633999 G
Region Code: NYK
Region Code Region Name City National Destination Code Sn from Sn to Number Type
NYK North Yorkshire Helmsley 1439 642000 642999 G
Region Code: SFK
Region Code Region Name City National Destination Code Sn from Sn to Number Type
SFK Suffolk Haverhill 1440 564000 564999 G
SFK Suffolk Haverhill 1440 565000 565999 G
SFK Suffolk Stowmarket 1449 535000 535999 G
SFK Suffolk Ipswich 1473 526000 526999 G
SFK Suffolk Lowestoft 1502 452000 452999 G
Region Code: RCT
Region Code Region Name City National Destination Code Sn from Sn to Number Type
RCT Rhondda Cynon Taff Pontypridd 1443 248000 248999 G
RCT Rhondda Cynon Taff Pontypridd 1443 310000 310999 G
RCT Rhondda Cynon Taff Pontypridd 1443 565000 565999 G
Region Code: WSX
Region Code Region Name City National Destination Code Sn from Sn to Number Type
WSX West Sussex Haywards Heath 1444 707000 707999 G
Region Code: HLD
Region Code Region Name City National Destination Code Sn from Sn to Number Type
HLD Highland Gairloch 1445 235000 235999 G
HLD Highland Glen Urquhart 1456 614000 614999 G
HLD Highland Inverness 1463 575000 575999 G
HLD Highland Isle of Skye - Edinbane 1470 704000 704999 G
HLD Highland Isle of Skye - Broadford 1471 581000 581999 G
HLD Highland Isle of Skye - Portree 1478 504000 504999 G
HLD Highland Grantown-on-Spey 1479 456000 456999 G
HLD Highland Lochcarron 1520 486000 486999 G
HLD Highland Laggan 1528 608000 608999 G
Region Code: VGL
Region Code Region Name City National Destination Code Sn from Sn to Number Type
VGL The Vale of Glamorgan Barry 1446 374000 374999 G
Region Code: SCB
Region Code Region Name City National Destination Code Sn from Sn to Number Type
SCB The Scottish Borders Hawick 1450 558000 558999 G
Region Code: GLS
Region Code Region Name City National Destination Code Sn from Sn to Number Type
GLS Gloucestershire Stow-on-the-Wold 1451 531000 531999 G
GLS Gloucestershire Gloucester 1452 915000 915999 G
GLS Gloucestershire Dursley 1453 490000 490999 G
GLS Gloucestershire Dursley 1453 491000 491999 G
GLS Gloucestershire Dursley 1453 578000 578999 G
Region Code: SGC
Region Code Region Name City National Destination Code Sn from Sn to Number Type
SGC South Gloucestershire Chipping Sodbury 1454 567000 567999 G
Region Code: LEC
Region Code Region Name City National Destination Code Sn from Sn to Number Type
LEC Leicestershire Hinckley 1455 376000 376999 G
LEC Leicestershire Loughborough 1509 438000 438999 G
LEC Leicestershire Coalville 1530 686000 686999 G
Region Code: SOM
Region Code Region Name City National Destination Code Sn from Sn to Number Type
SOM Somerset Glastonbury 1458 772000 772999 G
SOM Somerset Chard 1460 510000 510999 G
Region Code: DGY
Region Code Region Name City National Destination Code Sn from Sn to Number Type
DGY Dumfries and Galloway Gretna 1461 521000 521999 G
Region Code: ABD
Region Code Region Name City National Destination Code Sn from Sn to Number Type
ABD Aberdeenshire Insch 1464 442000 442999 G
ABD Aberdeenshire Huntly 1466 803000 803999 G
ABD Aberdeenshire Inverurie 1467 454000 454999 G
Region Code: SAY
Region Code Region Name City National Destination Code Sn from Sn to Number Type
SAY South Ayrshire Girvan 1465 515000 515999 G
Region Code: LIN
Region Code Region Name City National Destination Code Sn from Sn to Number Type
LIN Lincolnshire Killingholme 1469 686000 686999 G
LIN Lincolnshire Grantham 1476 383000 383999 G
LIN Lincolnshire Alford 1507 854000 854999 G
LIN Lincolnshire Lincoln 1522 405000 405999 G
LIN Lincolnshire Martin 1526 586000 586999 G
LIN Lincolnshire Sleaford 1529 709000 709999 G
Region Code: NEL
Region Code Region Name City National Destination Code Sn from Sn to Number Type
NEL North East Lincolnshire Grimsby 1472 564000 564999 G
Region Code: KEN
Region Code Region Name City National Destination Code Sn from Sn to Number Type
KEN Kent Gravesend 1474 636000 636999 G
Region Code: IVC
Region Code Region Name City National Destination Code Sn from Sn to Number Type
IVC Inverclyde Greenock 1475 333000 333999 G
Region Code: CHS
Region Code Region Name City National Destination Code Sn from Sn to Number Type
CHS Cheshire Holmes Chapel 1477 773000 773999 G
Region Code: CAM
Region Code Region Name City National Destination Code Sn from Sn to Number Type
CAM Cambridgeshire Huntingdon 1480 585000 585999 G
CAM Cambridgeshire Warboys 1487 508000 508999 G
Region Code: ERY
Region Code Region Name City National Destination Code Sn from Sn to Number Type
ERY East Riding of Yorkshire Hull 1482 274000 274999 G
ERY East Riding of Yorkshire Hull 1482 275000 275999 G
Region Code: SRY
Region Code Region Name City National Destination Code Sn from Sn to Number Type
SRY Surrey Guildford 1483 357000 357999 G
SRY Surrey Guildford 1483 616000 616999 G
SRY Surrey Guildford 1483 900000 900999 G
SRY Surrey Guildford 1483 903000 903999 G
SRY Surrey Guildford 1483 909000 909999 G
Region Code: KIR
Region Code Region Name City National Destination Code Sn from Sn to Number Type
KIR Kirklees Huddersfield 1484 213000 213999 G
Region Code: NFK
Region Code Region Name City National Destination Code Sn from Sn to Number Type
NFK Norfolk Hunstanton 1485 784000 784999 G
NFK Norfolk Great Yarmouth 1493 278000 278999 G
Region Code: WBK
Region Code Region Name City National Destination Code Sn from Sn to Number Type
WBK West Berkshire Hungerford 1488 892000 892999 G
Region Code: HAM
Region Code Region Name City National Destination Code Sn from Sn to Number Type
HAM Hampshire Bishops Waltham 1489 336000 336999 G
Region Code: DEN
Region Code Region Name City National Destination Code Sn from Sn to Number Type
DEN Denbighshire Corwen 1490 754000 754999 G
Region Code: OXF
Region Code Region Name City National Destination Code Sn from Sn to Number Type
OXF Oxfordshire Henley-on-Thames 1491 736000 736999 G
Region Code: CWY
Region Code Region Name City National Destination Code Sn from Sn to Number Type
CWY Conwy Colwyn Bay 1492 484000 484999 G
Region Code: BKM
Region Code Region Name City National Destination Code Sn from Sn to Number Type
BKM Buckinghamshire High Wycombe 1494 216000 216999 G
Region Code: TOF
Region Code Region Name City National Destination Code Sn from Sn to Number Type
TOF Torfaen Pontypool 1495 828000 828999 G
Region Code: POW
Region Code Region Name City National Destination Code Sn from Sn to Number Type
POW Powys Hay-on-Wye 1497 585000 585999 G
Region Code: ROT
Region Code Region Name City National Destination Code Sn from Sn to Number Type
ROT Rotherham Harthill 1501 521000 521999 G
Region Code: CON
Region Code Region Name City National Destination Code Sn from Sn to Number Type
CON Cornwall Looe 1503 653000 653999 G
Region Code: RFW
Region Code Region Name City National Destination Code Sn from Sn to Number Type
RFW Renfrewshire Johnstone 1505 468000 468999 G
Region Code: WLN
Region Code Region Name City National Destination Code Sn from Sn to Number Type
WLN West Lothian Bathgate 1506 342000 342999 G
WLN West Lothian Bathgate 1506 343000 343999 G
Region Code: RUT
Region Code Region Name City National Destination Code Sn from Sn to Number Type
RUT Rutland Brooke 1508 824000 824999 G
Region Code: LIV
Region Code Region Name City National Destination Code Sn from Sn to Number Type
LIV Liverpool Liverpool 151 4330000 4339999 G
Region Code: LAN
Region Code Region Name City National Destination Code Sn from Sn to Number Type
LAN Lancashire Hornby 1524 254000 254099 G
LAN Lancashire Lancaster 1524 944000 944999 G
Region Code: BDF
Region Code Region Name City National Destination Code Sn from Sn to Number Type
BDF Bedfordshire Leighton Buzzard 1525 624000 624999 G
Region Code: WOR
Region Code Region Name City National Destination Code Sn from Sn to Number Type
WOR Worcestershire Redditch 1527 353000 353999 G
WOR Worcestershire Redditch 1527 357000 357999 G
Region Code: BRD
Region Code Region Name City National Destination Code Sn from Sn to Number Type
BRD Bradford Keighley 1535 536000 536999 G
Region Code: NTH
Region Code Region Name City National Destination Code Sn from Sn to Number Type
NTH Northamptonshire Kettering 1536 684000 684999 G
Region Code: STS
Region Code Region Name City National Destination Code Sn from Sn to Number Type
STS Staffordshire Ipstones 1538 828000 828999 G
Region Code: CMA
Region Code Region Name City National Destination Code Sn from Sn to Number Type
CMA Cumbria Kendal 1539 312000 312999 G
CMA Cumbria Hawkshead 1539 456100 456199 G
CMA Cumbria Grange-over-Sands 1539 522000 522099 G
CMA Cumbria Sedbergh 1539 646100 646199 G