Certain Samsung smartphone models, such as the Galaxy S3, have the capability of blocking phone calls from unwanted numbers. There are a number of third-party apps for Android that give someone the ability to block private or unknown callers.Know More
According to WonderHowTo, there are several ways to block either unknown callers or certain phone numbers on a Galaxy S3. In the Contacts app, there is a feature called "auto rejects list." The user can add any contact from her phone. This results in that person's calls going straight to voicemail. The auto reject settings are also accessed by going to Settings and choosing the Auto Reject Mode on many Samsung models, according to Radio Shack.
Several third-party Android apps, including Call Control, Call Blocker, Mr. Number, WhosCall and Calls Blacklist, give the user the ability to block phone calls from unknown sources.Learn more about Mobile
There are several ways to block unwanted phone calls to a landline phone. Calling features can also be used to block incoming calls. If the problem is with telemarketing calls, a phone number can be added to the National Do-Not-Call Registry.Full Answer >
The only way one saves money on phone calls from jail is by making local calls rather than long-distance calls. If a person in jail regularly calls someone who is not in the local vicinity, he can use a program such as Prison Connect to save money.Full Answer >
Private calls may be blocked by dialing *77 when using a landline that has the caller ID feature enabled. The *77 is available for most landlines, but is limited in availability for cellphone lines. It is usually a free option for lines that are equipped with caller ID.Full Answer >
Verizon Wireless customers can temporarily block a caller by using Verizon's free Call & Message Blocking feature, which lets customers block up to five phone numbers. To permanently block a number requires the FamilyBase service, which has a monthly fee.Full Answer >