Landline  Services Basic Tariff Delhi Short Codes and special characters Tariff Plans for Telemarketers Missed Call Alert (MCA) Service for Landline subscribers Policy guidelines on allotment of Premium Numbers PN 3 to PN5 (w.e.f. 30.12.2013) PRBT service for Landline subscribers of MTNL Delhi Phone Plus facilities Centrex facility under the brand name COSMOS Citywide Centrex Plan through NGN Tariff for Basic services( Format prescribed by TRAI) Call Forwarding Facility is available to any Landline Subscribers of MTNL Delhi Policy of Shifting of telephone Tariff for casual Telephone Connection Tariff for Temporary Telephone Connection The period of incoming facility after DNP is increased from 15 days to one month with immediate effect.    Free EPABX Scheme  Plan 103 Change of Landline plan, from "Only incoming plan -100" to "higher plans" is permissible PCO Book Now Sanchar Haats