Operator assistance refers to service provided by a telephone operator to the calling party of a telephone call. This can include telephone calls made...

Switchboard operators are typically required to have very strong communication skills. Before the advent of automatic exchanges, an operator's assistance was...

first stage of concentration for intertoll or long-distance traffic. Operator assistance or participation may be an optional function. In U.S. common carrier...

digit[clarification needed]: 0 (Direct Dialing) Language digit: 2 (Operator Assistance) National (significant) number: 10 digits Area code: 3 digits Local...

Person-to-person and person to person may refer to: Person-to-person call; see Operator assistance Peer-to-peer lending, also called P2P or person-to-person lending...

caller may call any other user outside the local calling area without operator assistance Direct inward dialing, where an outside call may be automatically...

network operators; however, with mobile number portability, a mobile phone number might no longer be associated with its original assigned operator. Until...

building or room where control room operators receive incoming telephone calls from members of the public in need of assistance. Callers make initial contact...

cases, domestic operator-assisted calls are dialed 0+10D. Some common special numbers in the North American system: 0 — operator assistance 00 — long-distance...

government entity. Directory assistance systems incorporate a wide range of automation to reduce the cost of human operators. Almost all systems use custom...

emergency calls may be directly routed by emergency operators in telephone company operator assistance centres (OAC). These services are as follows, listed...

system. NREC has worked with coal mining industry partners to develop operator assistance technology for longwall mining. This includes a complete navigation...

call any other subscriber outside the local calling area without operator assistance, DDD was introduced in the United States in 1951, on a trial basis...

Operation Assistance, military support to the civil authorities during the flooding of the Red River in April and May 1997 Operator assistance, a service...

person-to-person call. All toll calls from coin phones required operator assistance. The operator was also available to help complete a local or long-distance...

mobile phone operator was issued one mobile phone code. Through a series of mergers, there are currently three major mobile phone operators: AIS, True and...

for telephone subscribers to call long-distance numbers without operator assistance DDD, the SPARS code for a CD that was recorded, mixed, and mastered...

landlines 10 – national operator assistance (withdrawn in 2007) 114 – international operator assistance (withdrawn in 2007) 910 – operator-assisted calls to...

the dial telephone allowed users to place calls themselves without operator assistance. By mid-century, mobile radio telephone service became available...

These were an early form of regional tollfree number which required operator assistance. Only 555-0100 through 555-0199 are now specifically reserved for...

seven-digit telephone number to initiate long-distance calls without operator assistance. Activated first in 1951 for about ten thousand customers in Englewood...

These switches allowed customers to connect their own calls without operator assistance. Automatic Electric's rotary dial makes a single clicking sound as...

into the AUTOVON network. Others could initiate AUTOVON calls with operator assistance. Though the numbering plan was similar to the U.S. civilian scheme...

provided the service by operator assistance for telephone subscribers without dial telephones (manual service). Operator-assisted toll-free calling included...

ISDN User Part (ISUP) Line Local loop Long-distance operator On-premises wiring Operator assistance Outside plant Patch-through access Permanent signal...

international operator service on +850 2 18111. A select few numbers (mostly fax numbers) are able to be dialled directly, without operator assistance. Phone...

anonymously, which cannot certify that the user in question really needs operator assistance or not. Furthermore, fraudulent calls of any nature cost millions...

routine about a frustrating attempt to obtain operator assistance from a trio of unhelpful telephone operators, the first of whom uses a bizarre phonetic...

"Zenith" and a four- or five-digit number, these collect calls required operator assistance. The subscriber of the service was charged for the call. With "inward...

come with a cord or be wireless. A special number can be dialed for operator assistance, which may be different for local vs. long-distance or international...