Springfield, TN — rate center

NANPA rate center & CO code data, current as of July 28, 2026.

State
Tennessee
Area codes
615, 629
Active prefixes
13
Carriers
6
Pooled prefixes
11
LATA
470
Metro area
Nashville-Davidson--Murfreesboro--Franklin, TN MSA

In NANP numbering, Springfield, Tennessee is a rate center — the anchor point for local numbers. It is reached through 615, 629 (multiple area codes serve it).

13 central-office prefixes are currently anchored to this rate center, held by 6 different carriers. Pooling applies to 11 of them — individual thousands-blocks may belong to different companies.

The rate center belongs to the Nashville-Davidson--Murfreesboro--Franklin, TN Metropolitan Statistical Area. Routing-wise it sits in LATA 470.

Because 615, 629 all serve this territory, two Springfield numbers can look completely different while being neighbors — check the prefix, not just the area code.

Treat this data as geography of the number, not of the caller: porting, VoIP and caller-ID spoofing all detach the two. When a call matters, hang up and call back through an official number.

Prefixes anchored to Springfield

Prefixes anchored to the Springfield rate center
PrefixCode holderPooled
615-212 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL Yes
615-380 LEVEL 3 COMMUNICATIONS, LLC - TN Yes
615-382 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL No
615-384 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL No
615-389 METROPCS, INC. Yes
615-433 PAETEC ITEL, LLC Yes
615-667 PAETEC ITEL, LLC Yes
615-698 TELEPORT COMMUNICATIONS AMERICA, LLC - TN Yes
615-729 PAETEC ITEL, LLC Yes
615-985 TELEPORT COMMUNICATIONS AMERICA, LLC - TN Yes
615-993 METROPCS, INC. Yes

FAQ

What area code is Springfield, TN?

Springfield is served by 2 area codes — 615, 629 — which overlay the same territory.

How many prefixes does Springfield have?

13 active NXX prefixes are anchored to this rate center in NANPA records, held by 6 carriers.

Is a call from a Springfield prefix really from Springfield?

Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.