Georgetown, TX — rate center
- State
- Texas
- Active prefixes
- 48
- Carriers
- 17
- Pooled prefixes
- 45
- LATA
- 558
- Metro area
- Austin-Round Rock-San Marcos, TX MSA
Georgetown is a telephone rate center in Texas served by area codes 512, 737. A rate center is the locality the phone industry uses to anchor numbers for billing; every prefix listed below is registered here.
NANPA records show 48 active prefixes here, held by 17 different carriers. Pooling applies to 45 of them — individual thousands-blocks may belong to different companies.
The rate center belongs to the Austin-Round Rock-San Marcos, TX Metropolitan Statistical Area. Routing-wise it sits in LATA 558.
Because 512, 737 all serve this territory, two Georgetown numbers can look completely different while being neighbors — check the prefix, not just the area code.
As always with US numbering: a prefix anchored to Georgetown tells you where the block was issued. The person calling may have ported the number, moved away, or be spoofing it entirely — verify callers through independently found contact details.
Prefixes anchored to Georgetown
| Prefix | Code holder | Pooled |
|---|---|---|
| 512-240 | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | Yes |
| 512-316 | NEW CINGULAR WIRELESS PCS, LLC - IL | Yes |
| 512-508 | T-MOBILE USA, INC. | Yes |
| 512-509 | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | Yes |
| 512-591 | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | Yes |
| 512-630 | METROPCS, INC. | Yes |
| 512-635 | T-MOBILE USA, INC. | Yes |
| 512-639 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | Yes |
| 512-677 | T-MOBILE USA, INC. | Yes |
| 512-686 | LEVEL 3 COMMUNICATIONS, LLC - TX | Yes |
| 512-688 | CSC VOICE, LLC | Yes |
| 512-713 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | Yes |
| 512-763 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-818 | NEW CINGULAR WIRELESS PCS, LLC - IL | No |
| 512-819 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-843 | T-MOBILE USA, INC. | Yes |
| 512-863 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | No |
| 512-864 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-868 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-869 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-876 | METROPCS, INC. | Yes |
| 512-882 | ONVOY, LLC - TX | Yes |
| 512-887 | T-MOBILE USA, INC. | Yes |
| 512-930 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | No |
| 512-931 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-942 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-943 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-948 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
| 512-966 | NEW CINGULAR WIRELESS PCS, LLC - IL | Yes |
FAQ
What area code is Georgetown, TX?
Georgetown is served by 2 area codes — 512, 737 — which overlay the same territory.
How many prefixes does Georgetown have?
48 active NXX prefixes are anchored to this rate center in NANPA records, held by 17 carriers.
Is a call from a Georgetown prefix really from Georgetown?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.