|
Hertfordshire |
1923 |
100000 |
100999 |
Utilities UK Ltd |
G |
|
Hertfordshire |
1923 |
200000 |
209999 |
BT |
G |
|
Hertfordshire |
1923 |
210000 |
219999 |
BT |
G |
|
Hertfordshire |
1923 |
220000 |
229999 |
BT |
G |
|
Hertfordshire |
1923 |
230000 |
239999 |
BT |
G |
|
Hertfordshire |
1923 |
240000 |
249999 |
BT |
G |
|
Hertfordshire |
1923 |
250000 |
259999 |
BT |
G |
|
Hertfordshire |
1923 |
260000 |
269999 |
BT |
G |
|
Hertfordshire |
1923 |
270000 |
279999 |
BT |
G |
|
Hertfordshire |
1923 |
280000 |
289999 |
BT |
G |
|
Hertfordshire |
1923 |
290000 |
299999 |
BT |
G |
|
Hertfordshire |
1923 |
300000 |
309999 |
Starcomm Ltd |
G |
|
Hertfordshire |
1923 |
312000 |
312999 |
Vodafone Ltd (Thus) |
G |
|
Hertfordshire |
1923 |
318000 |
318999 |
Vodafone Ltd (Thus) |
G |
|
Hertfordshire |
1923 |
319000 |
319999 |
Vodafone Ltd (Thus) |
G |
|
Hertfordshire |
1923 |
320000 |
320999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
324000 |
324999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
330000 |
339999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
340000 |
340999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
341000 |
341999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
342000 |
342999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
343000 |
343999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
344000 |
344999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
345000 |
345999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
346000 |
346999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
349000 |
349999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
350000 |
359999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
360000 |
369999 |
Vodafone Ltd (C&W) |
G |
|
Hertfordshire |
1923 |
370000 |
370999 |
TGL Services (UK) Ltd |
G |
|
Hertfordshire |
1923 |
371000 |
371999 |
British Sky Broadcasting Limited |
G |
|
Hertfordshire |
1923 |
372000 |
372999 |
Kalnet4u Ltd |
G |
|
Hertfordshire |
1923 |
373000 |
373999 |
Net Solutions Europe Limited |
G |
|
Hertfordshire |
1923 |
374000 |
374999 |
TelNG Limited |
G |
|
Hertfordshire |
1923 |
375000 |
375999 |
TTNC Limited |
G |
|
Hertfordshire |
1923 |
376000 |
376999 |
Orange Business Holdings UK Limited |
G |
|
Hertfordshire |
1923 |
377000 |
377999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
378000 |
378999 |
COLT Technology Services |
G |
|
Hertfordshire |
1923 |
379000 |
379999 |
Digitech Solutions Global Limited |
G |
|
Hertfordshire |
1923 |
380000 |
380999 |
VoIP-Un Limited |
G |
|
Hertfordshire |
1923 |
381000 |
381999 |
Voxbone SA |
G |
|
Hertfordshire |
1923 |
382000 |
382999 |
Premium O Limited |
G |
|
Hertfordshire |
1923 |
383000 |
383999 |
TelXL Ltd |
G |
|
Hertfordshire |
1923 |
384000 |
384999 |
Telecom2 Ltd |
G |
|
Hertfordshire |
1923 |
385000 |
385999 |
Timico Limited |
G |
|
Hertfordshire |
1923 |
387000 |
387999 |
Nodemax Limited |
G |
|
Hertfordshire |
1923 |
388000 |
388999 |
TalkTalk Communications Limited |
G |
|
Hertfordshire |
1923 |
389000 |
389999 |
Pulsant (Scotland) Limited |
G |
|
Hertfordshire |
1923 |
390000 |
399999 |
Vodafone Ltd (Energis) |
G |
|
Hertfordshire |
1923 |
400000 |
400999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
401000 |
401999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
402000 |
402999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
403000 |
403999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
404000 |
404999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
405000 |
405999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
406000 |
406999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
410000 |
419999 |
Vodafone Ltd (C&W) |
G |
|
Hertfordshire |
1923 |
420000 |
429999 |
Vodafone Ltd (C&W) |
G |
|
Hertfordshire |
1923 |
430000 |
439999 |
Vodafone Ltd (C&W) |
G |
|
Hertfordshire |
1923 |
440000 |
449999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
450000 |
459999 |
Virgin Media Wholesale Limited |
G |
|
Hertfordshire |
1923 |
460000 |
469999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
470000 |
479999 |
BT |
G |
|
Hertfordshire |
1923 |
480000 |
489999 |
BT |
G |
|
Hertfordshire |
1923 |
490000 |
499999 |
Virgin Media Limited |
G |
|
Hertfordshire |
1923 |
504000 |
504999 |
Six Degrees Unified Comms Limited |
G |
|
Hertfordshire |
1923 |
510000 |
510999 |
TalkTalk Communications Limited |
G |
|
Hertfordshire |
1923 |
517000 |
517999 |
TalkTalk Communications Limited |
G |
|
Hertfordshire |
1923 |
518000 |
518999 |
TalkTalk Communications Limited |
G |
|
Hertfordshire |
1923 |
519000 |
519999 |
TalkTalk Communications Limited |
G |
|
Hertfordshire |
1923 |
521000 |
521999 |
VoiceHost Limited |
G |
|
Hertfordshire |
1923 |
522000 |
522999 |
Served Up Limited. |
G |
|
Hertfordshire |
1923 |
523000 |
523999 |
X-Pilot Limited |
G |
|
Hertfordshire |
1923 |
524000 |
524999 |
InTechnology Plc |
G |
|
Hertfordshire |
1923 |
525000 |
525999 |
Vodafone Ltd (YC) |
G |
|
Hertfordshire |
1923 |
526000 |
526999 |
Vodafone Ltd (C&W) |
G |
|
Hertfordshire |
1923 |
527000 |
527999 |
FleXtel Limited |
G |
|
Hertfordshire |
1923 |
528000 |
528999 |
Localphone Limited |
G |
|
Hertfordshire |
1923 |
530000 |
530999 |
3C Limited |
G |
|
Hertfordshire |
1923 |
531000 |
531999 |
Barritec Limited |
G |
|
Hertfordshire |
1923 |
532000 |
532999 |
Barritel Limited |
G |
|
Hertfordshire |
1923 |
533000 |
533999 |
Solutios Limited |
G |
|
Hertfordshire |
1923 |
534000 |
534999 |
IPV6 Limited |
G |
|
Hertfordshire |
1923 |
535000 |
535999 |
Mars Communications Limited |
G |
|
Hertfordshire |
1923 |
536000 |
536999 |
Andrews & Arnold (Numbers) Ltd |
G |
|
Hertfordshire |
1923 |
537000 |
537999 |
iNet Telecoms Ltd (Voipfone) |
G |
|
Hertfordshire |
1923 |
538000 |
538999 |
Phone Co-Op Numbering Limited |
G |
|
Hertfordshire |
1923 |
539000 |
539999 |
Keycom plc |
G |
|
Hertfordshire |
1923 |
540000 |
540999 |
Telecoms World Plc |
G |
|
Hertfordshire |
1923 |
541000 |
541999 |
CFL Communications Limited |
G |
|
Hertfordshire |
1923 |
542000 |
542999 |
Mundio Mobile Limited |
G |
|
Hertfordshire |
1923 |
543000 |
543999 |
Known Communications Limited |
G |
|
Hertfordshire |
1923 |
544000 |
544999 |
Nexus Telecommunications Limited |
G |
|
Hertfordshire |
1923 |
545000 |
545999 |
BT |
G |
|
Hertfordshire |
1923 |
546000 |
546999 |
Invomo Ltd |
G |
|
Hertfordshire |
1923 |
547000 |
547999 |
i-Net Communications Group Plc |
G |
|
Hertfordshire |
1923 |
548000 |
548999 |
TeleWare PLC |
G |
|
Hertfordshire |
1923 |
549000 |
549999 |
Buzz Networks Limited |
G |
|
Hertfordshire |
1923 |
550000 |
550999 |
Atomstream Limited |
G |
|
Hertfordshire |
1923 |
551000 |
551999 |
Liquid 11 Limited |
G |
|
Hertfordshire |
1923 |
552000 |
552999 |
Suretec Systems Ltd |
G |
