Elgin, TX — rate center
- State
- Texas
- Active prefixes
- 13
- Carriers
- 8
- Pooled prefixes
- 13
- LATA
- 558
- Metro area
- Austin-Round Rock-San Marcos, TX MSA
In NANP numbering, Elgin, Texas is a rate center — the anchor point for local numbers. It is reached through 512, 737 (multiple area codes serve it).
NANPA records show 13 active prefixes here, held by 8 different carriers. Pooling applies to 13 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 Elgin 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 Elgin 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 Elgin
| Prefix | Code holder | Pooled |
|---|---|---|
| 512-229 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | Yes |
| 512-281 | SOUTHWESTERN BELL | Yes |
| 512-285 | SOUTHWESTERN BELL | Yes |
| 512-661 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | Yes |
FAQ
What area code is Elgin, TX?
Elgin is served by 2 area codes — 512, 737 — which overlay the same territory.
How many prefixes does Elgin have?
13 active NXX prefixes are anchored to this rate center in NANPA records, held by 8 carriers.
Is a call from a Elgin prefix really from Elgin?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.