Local Calling Guide
Area code/prefix search
NPA: 636
[Rate centres in NPA 636]
[Dial plan for NPA 636]
NXX: 299
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 636-299
| A |
Chesterfield |
MO |
|
6529 T-MOBILE USA, INC. |
520 |
|
|
|
| 636-299
| 0 |
Chesterfield |
MO |
STLSMO05RMD |
993E BANDWIDTH.COM CLEC, LLC - MO |
520 |
|
2009-01-17 |
|
| 636-299
| 1 |
Chesterfield |
MO |
STLVMOOH6MD |
6529 T-MOBILE USA, INC. |
520 |
|
2003-01-15 |
|
| 636-299
| 2 |
Chesterfield |
MO |
STLVMOOH6MD |
6529 T-MOBILE USA, INC. |
520 |
|
2003-02-10 |
|
| 636-299
| 3 |
Chesterfield |
MO |
STLVMOOH6MD |
6529 T-MOBILE USA, INC. |
520 |
|
2003-04-20 |
|
| 636-299
| 4 |
Chesterfield |
MO |
STLVMOOH6MD |
6529 T-MOBILE USA, INC. |
520 |
|
2020-10-04 |
|
| 636-299
| 5 |
Chesterfield |
MO |
STLSMO05XMX |
624H ONVOY SPECTRUM, LLC |
520 |
|
2021-07-02 |
|
| 636-299
| 6 |
Chesterfield |
MO |
STLVMOOH6MD |
6529 T-MOBILE USA, INC. |
520 |
|
2004-08-13 |
|
| 636-299
| 7 |
Chesterfield |
MO |
STLVMOOH6MD |
6529 T-MOBILE USA, INC. |
520 |
|
2003-10-04 |
|
| 636-299
| 8 |
Chesterfield |
MO |
STLVMOOH6MD |
6529 T-MOBILE USA, INC. |
520 |
|
2003-08-30 |
|
| 636-299
| 9 |
Chesterfield |
MO |
|
7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO |
520 |
|
|
|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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