Arabic Supplement
Block from U+0750 to U+077F. This block was introduced in Unicode version 4.1 (2005). It contains 48 codepoints.
The Wikipedia provides the following information on block Arabic Supplement:
Arabic Supplement is a Unicode block that encodes Arabic letter variants used for writing nonArabic languages, including languages of Pakistan and Africa, and old Persian.
Chart at Unicode.org (PDF)
Block at Decode Unicode

Arabic Letter Beh with Three Dots Horizontally BelowGlyph for U+0750 
Arabic Letter Beh with Dot Below and Three Dots AboveGlyph for U+0751 
Arabic Letter Beh with Three Dots Pointing Upwards BelowGlyph for U+0752 
Arabic Letter Beh with Three Dots Pointing Upwards Below and Two Dots AboveGlyph for U+0753 
Arabic Letter Beh with Two Dots Below and Dot AboveGlyph for U+0754 
Arabic Letter Beh with Inverted Small V BelowGlyph for U+0755 
Arabic Letter Beh with Small VGlyph for U+0756 
Arabic Letter Hah with Two Dots AboveGlyph for U+0757 
Arabic Letter Hah with Three Dots Pointing Upwards BelowGlyph for U+0758 
Arabic Letter Dal with Two Dots Vertically Below and Small TahGlyph for U+0759 
Arabic Letter Dal with Inverted Small V BelowGlyph for U+075A 
Arabic Letter Reh with StrokeGlyph for U+075B 
Arabic Letter Seen with Four Dots AboveGlyph for U+075C 
Arabic Letter Ain with Two Dots AboveGlyph for U+075D 
Arabic Letter Ain with Three Dots Pointing Downwards AboveGlyph for U+075E 
Arabic Letter Ain with Two Dots Vertically AboveGlyph for U+075F 
Arabic Letter Feh with Two Dots BelowGlyph for U+0760 
Arabic Letter Feh with Three Dots Pointing Upwards BelowGlyph for U+0761 
Arabic Letter Keheh with Dot AboveGlyph for U+0762 
Arabic Letter Keheh with Three Dots AboveGlyph for U+0763 
Arabic Letter Keheh with Three Dots Pointing Upwards BelowGlyph for U+0764 
Arabic Letter Meem with Dot AboveGlyph for U+0765 
Arabic Letter Meem with Dot BelowGlyph for U+0766 
Arabic Letter Noon with Two Dots BelowGlyph for U+0767 
Arabic Letter Noon with Small TahGlyph for U+0768 
Arabic Letter Noon with Small VGlyph for U+0769 
Arabic Letter Lam with BarGlyph for U+076A 
Arabic Letter Reh with Two Dots Vertically AboveGlyph for U+076B 
Arabic Letter Reh with Hamza AboveGlyph for U+076C 
Arabic Letter Seen with Two Dots Vertically AboveGlyph for U+076D 
Arabic Letter Hah with Small Arabic Letter Tah BelowGlyph for U+076E 
Arabic Letter Hah with Small Arabic Letter Tah and Two DotsGlyph for U+076F 
Arabic Letter Seen with Small Arabic Letter Tah and Two DotsGlyph for U+0770 
Arabic Letter Reh with Small Arabic Letter Tah and Two DotsGlyph for U+0771 
Arabic Letter Hah with Small Arabic Letter Tah AboveGlyph for U+0772 
Arabic Letter Alef with Extended ArabicIndic Digit Two AboveGlyph for U+0773 
Arabic Letter Alef with Extended ArabicIndic Digit Three AboveGlyph for U+0774 
Arabic Letter Farsi Yeh with Extended ArabicIndic Digit Two AboveGlyph for U+0775 
Arabic Letter Farsi Yeh with Extended ArabicIndic Digit Three AboveGlyph for U+0776 
Arabic Letter Farsi Yeh with Extended ArabicIndic Digit Four BelowGlyph for U+0777 
Arabic Letter Waw with Extended ArabicIndic Digit Two AboveGlyph for U+0778 
Arabic Letter Waw with Extended ArabicIndic Digit Three AboveGlyph for U+0779 
Arabic Letter Yeh Barree with Extended ArabicIndic Digit Two AboveGlyph for U+077A 
Arabic Letter Yeh Barree with Extended ArabicIndic Digit Three AboveGlyph for U+077B 
Arabic Letter Hah with Extended ArabicIndic Digit Four BelowGlyph for U+077C 
Arabic Letter Seen with Extended ArabicIndic Digit Four AboveGlyph for U+077D 
Arabic Letter Seen with Inverted VGlyph for U+077E 
Arabic Letter Kaf with Two Dots AboveGlyph for U+077F