Access Service Coordination-Exchange Company (ASC-EC) - V8.0
Description
The Access Service Coordination-Exchange Company (ASC-EC) process identifies the responsibilities of each Access Provider (AP) when jointly providing access service. Arrangements are established on a LATA wide basis and are negotiated between APs. The Access Customer (AC) will identify the AP responsible for over-all coordination of an access order.
Identifying ASC-EC
Private Line DS0 Voicegrade Circuit
CenturyLink is usually the ASC-EC unless the exception identified below exists:
| IF THE ACCESS PROVIDER IS: | THE ASR REQUESTS: |
CenturyLink entity: CenturyTel (formerly PTI) (W) |
2 Point - ASC-EC = Access Provider of End User Multi-point - ASC-EC = Access Provider of 1st Bridge |
Frontier |
2 Point - ASC-EC = Access Provider of the End User (SECLOC) Multi-point - ASC-EC = Access Provider of the 1st Bridge |
| Windstream – IA, MN, NE, NM | 2 Point - ASC-EC = Access Provider of the End User (SECLOC) Multi-point - ASC-EC = Access Provider of the 1st Bridge |
E = Eastern Region only (IA, MN, ND, NE, SD)
C = Central Region only (AZ, CO, ID, MT, NM, UT, WY)
W = Western Region only (OR, WA)
Digital Data Service
CenturyLink is usually the ASC-EC unless the exception identified below exists:
| IF THE ACCESS PROVIDER IS: | THEN THE ASC-EC IS: |
Ameritech/SBC Corp (E) (previously Ameritech, Illinois Bell) HickoryTech (E) |
2 point = Access Provider with the 1st bridge or MUX Multi-point = Access Provider with the first HUB or MUX |
Northland Telephone Company d.b.a. PTI (also known as CenturyTel) (E) |
2 Point =Access provider of End User |
| Frontier | 2-Point = Access Provider of the End User (SECLOC) Multi-point - ASC-EC = Access Provider with the first HUB or MUX |
Citizens Utilities (AZ only) (C) Contel of Arizona (C) Ellensburg INS Participating Companies (Iowa Network Services) (E) Iowa Telcom North (formerly GTE - North) Iowa Telcom (formerly GTE - Iowa) Iowa Telcom Systems (formerly GTE Systems - Iowa) Valor Telecommunications |
CenturyLink |
| Windstream – IA, MN, NE, NM | 2 Point - ASC-EC = Access Provider of the End User (SECLOC) Multi-point - ASC-EC = Access Provider of the 1st Bridge |
E = Eastern Region only (IA, MN, ND, NE, SD)
C = Central Region only (AZ, CO, ID, MT, NM, UT, WY)
W = Western Region only (OR, WA)
HICAP
CenturyLink is usually the ASC-EC unless the exception identified below exists:
-
Note: When processing circuit related to CenturyLink MOE (Metropolitan
Optical Ethernet) service, CenturyLink will be the ASC-EC.
Note: When processing DS3 circuits riding a SHNS ring the ASC-EC will be the company providing the Access Nodes on the ring. When Access Nodes are located in CenturyLink AND ILEC territory, the ASC-EC will be the same as the initial install of the ring. For example, if an OC48 SHNS ring has Access Nodes in Verizon and CenturyLink territories and the original ASC-EC was CenturyLink, the ASC-EC for circuits riding the ring will be CenturyLink.
| IF THE ACCESS PROVIDER IS: | THEN THE ASC-EC IS: |
CenturyLink entity: CenturyTel (formerly PTI) (W) Contel of Illinois d.b.a. Verizon of Illinois (formerly GTE of Illinois) (E) Contel of the West (ID & UT) (C) Mankato Citizens Telephone Company d.b.a. HickoryTech (E) Mid-Communications Company d.b.a. HickoryTech (E) VerizonWhidbey (W) |
2 Point no CFA provided = Access Provider of End User 2 Point with CFA provided = Access Provider of MUX Multi-plexed no CFA provided = Access Provider of End Office MUX Multi-plexed with CFA provided = Access Provider of 1st MUX |
CenturyLink entity: Embarq (previously Sprint/United; also known as United Tel of the West) (E, W) |
Non muxed (CLS) - Access Provider of the End User |
| Frontier | 2 Point = Access Provider of End User |
Northland Telephone Company d.b.a. PTI (also known as CenturyTel) (E) |
2 Point =Access Provider of End User |
Contel of AZ (C) |
CenturyLink |
| Windstream – IA, MN, NE, NM | 2 Point = Access Provider of End User Multi-Plexed = Access Provider of the End User |
E = Eastern Region only (IA, MN, ND, NE, SD)
C = Central Region only (AZ, CO, ID, MT, NM, UT, WY)
W = Western Region only (OR, WA)
Switched
CenturyLink is usually the ASC-EC unless the exception identified below exists:
| IF THE ACCESS PROVIDER IS: | THEN THE ASC-EC IS: |
Ameritech/SBC (E) (previously Ameritech, Illinois Bell |
FGA = ACCESS PROVIDER of Dial Tone Office FGB,C,D = ACCESS PROVIDER of the End Office or Tandem |
Iowa Network Service (INS) (E) |
FGB,D = Access Provider of the End Office or Tandem |
| Frontier | FGA = First point of switching (SECLOC) FGB,C,D = First point of switching (SECLOC) |
Valor Telecommunications |
CenturyLink |
| Windstream – IA, MN, NE, NM | FGA = First point of switching (SECLOC) FGB,C,D = First point of switching (SECLOC) |
E = Eastern Region only (IA, MN, ND, NE, SD)
C = Central Region only (AZ, CO, ID, MT, NM, UT, WY)
W = Western Region only (OR, WA)
Note: CenturyLink will name any new CFA associated with trunks EXCEPT when co-providing with Ameritech.
WATS
CenturyLink is usually the ASC-EC unless the exception identified below exists:
| IF THE ACCESS PROVIDER IS: | THEN THE ASC-EC IS: |
CenturyLink entity: CenturyTel (formerly PTI) (W) |
ACCESS PROVIDER of WATS serving office |
| Frontier | First point of Switching |
Continental Tel. of the West (ID & UT) (C) |
Access Provider of End User |
| Windstream – IA, MN, NE, NM | First point of Switching |
E = Eastern Region only (IA, MN, ND, NE, SD)
C = Central Region only (AZ, CO, ID, MT, NM, UT, WY)
W = Western Region only (OR, WA)
AT&T Exceptions
CenturyLink will not be the ASC-EC for private line DS0 between Alexandria and St. Cloud, MN when AT&T is the AC. Also CenturyLink will not be the ASC-EC when the circuit is provisioned between AT&T's ACTL/POI/COLLO at Owatonna and the access tandem at Mankato. This exception for AT&T applies to the following NPA/NXX's:
HickoryTech: Mankato Citizens |
507-344, 345, 386, 387, 388, 389, 625 |
HickoryTech: Mid-Communications |
507-243, 245, 257, 278, 524, 546, 549, 674, 726, 869, 947, 674 |
CenturyLink entity: Embarq (United Telephone) |
507-375 |
Frontier Telephone |
507-234 |
Madelia Telephone |
507-642 |
Availability
Access Service Coordination-Exchange Company (ASC-EC) is available where facilities exist throughout CenturyLink QC.
Contacts
CenturyLink contact information is located in Wholesale Customer Contacts.
Frequently Asked Questions (FAQs)
This section is being compiled based on your feedback.
Last Update: July 21, 2015