The Pakistan Telecommunication Company Limited (PTCL) has decided to upgrade and improve the directory inquiry service to make the facility comparable to any other across the world.In its effort to provide callers updated information, PTCL recently launched the 0800-01217 toll-free number enabling customers to update their information in PTCL directory inquiry database free of cost. The Company initiated the 0800-01217 service so that correct information is available for each call made to the directory inquiry service. The directory inquiry service number has now been changed to 1217. Similarly all two-digit abbreviated dialing numbers are being changed to four digits as the systems and services are upgraded. The 14, 17 and 18 services have now all been changed to 1214, 1217 and 1218 respectively.