Germany • NPA 991
☎️ Central Office Exchange (NXX)
+49 (991) 177 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (991) 177. Central office block assigned to Deggendorf, Germany.
Standard Subscriber Format
+49 (991) 177-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
991
Primary Location
Deggendorf
Service Type
Landline
📋 Central Office Exchange 177 Routing Details
The 177 exchange code (central office prefix) operates within the 991 Numbering Plan Area (NPA) servicing Deggendorf, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (991) 177 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
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Domestic Calls: Dial
0991 177-1234or local national format. -
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International Calls: Dial
+49 991 177-1234from outside Germany. -
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E.164 Standard:
+49991177XXXX
📞 Nearby Exchanges in Area Code 991
View All Area Code 991 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (991) 177?
Phone numbers starting with +49 (991) 177 belong to the 991 area code in Deggendorf, Germany, routed via exchange block 177.
How do I call a 177 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +49, then 991, and the subscriber number.
Which provider operates the 177 prefix in Deggendorf?
Telecom services for the 177 exchange block in Deggendorf are primarily assigned to Local Network Carrier for Landline connections.