India • NPA 227
☎️ Central Office Exchange (NXX)
+91 (227) 377 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +91 (227) 377. Central office block assigned to Mumbai, India.
Standard Subscriber Format
+91 (227) 377-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
227
Primary Location
Mumbai
Service Type
Landline
📋 Central Office Exchange 377 Routing Details
The 377 exchange code (central office prefix) operates within the 227 Numbering Plan Area (NPA) servicing Mumbai, India. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +91 (227) 377 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
0227 377-1234or local national format. -
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International Calls: Dial
+91 227 377-1234from outside India. -
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E.164 Standard:
+91227377XXXX
📞 Nearby Exchanges in Area Code 227
View All Area Code 227 Exchanges ›❓ Frequently Asked Questions
What area code is +91 (227) 377?
Phone numbers starting with +91 (227) 377 belong to the 227 area code in Mumbai, India, routed via exchange block 377.
How do I call a 377 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +91, then 227, and the subscriber number.
Which provider operates the 377 prefix in Mumbai?
Telecom services for the 377 exchange block in Mumbai are primarily assigned to Local Network Carrier for Landline connections.