India • NPA 1428
☎️ Central Office Exchange (NXX)
+91 (1428) 237 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +91 (1428) 237. Central office block assigned to Dudu, Rajasthan, India.
Standard Subscriber Format
+91 (1428) 237-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
1428
Primary Location
Dudu, Rajasthan
Service Type
Landline
📋 Central Office Exchange 237 Routing Details
The 237 exchange code (central office prefix) operates within the 1428 Numbering Plan Area (NPA) servicing Dudu, Rajasthan, India. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +91 (1428) 237 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
01428 237-1234or local national format. -
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International Calls: Dial
+91 1428 237-1234from outside India. -
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E.164 Standard:
+911428237XXXX
📞 Nearby Exchanges in Area Code 1428
View All Area Code 1428 Exchanges ›❓ Frequently Asked Questions
What area code is +91 (1428) 237?
Phone numbers starting with +91 (1428) 237 belong to the 1428 area code in Dudu, Rajasthan, India, routed via exchange block 237.
How do I call a 237 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 1428, and the subscriber number.
Which provider operates the 237 prefix in Dudu, Rajasthan?
Telecom services for the 237 exchange block in Dudu, Rajasthan are primarily assigned to Local Network Carrier for Landline connections.