Cedar Hill, TX — rate center
- State
- Texas
- Active prefixes
- 21
- Carriers
- 8
- Pooled prefixes
- 17
- LATA
- 552
- Metro area
- Dallas-Fort Worth-Arlington, TX MSA
Cedar Hill is a telephone rate center in Texas served by area codes 214, 469, 945, 972. A rate center is the locality the phone industry uses to anchor numbers for billing; every prefix listed below is registered here.
The rate center currently carries 21 working prefixes, held by 8 different carriers. Pooling applies to 17 of them — individual thousands-blocks may belong to different companies.
The rate center belongs to the Dallas-Fort Worth-Arlington, TX Metropolitan Statistical Area. Routing-wise it sits in LATA 552.
Because 214, 469, 945, 972 all serve this territory, two Cedar Hill numbers can look completely different while being neighbors — check the prefix, not just the area code.
A Cedar Hill prefix on caller ID is a starting point, not proof of origin — numbers travel with their owners and displays can be spoofed. Use official callback numbers for anything sensitive.
Prefixes anchored to Cedar Hill
| Prefix | Code holder | Pooled |
|---|---|---|
| 214-203 | ONVOY, LLC - TX | Yes |
| 214-247 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | Yes |
| 214-602 | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | Yes |
FAQ
What area code is Cedar Hill, TX?
Cedar Hill is served by 4 area codes — 214, 469, 945, 972 — which overlay the same territory.
How many prefixes does Cedar Hill have?
21 active NXX prefixes are anchored to this rate center in NANPA records, held by 8 carriers.
Is a call from a Cedar Hill prefix really from Cedar Hill?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.