Independent guide for compatible ink and toner. Manufacturer names identify compatibility only.
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HP printer supplies

HP Fax 640 ink cartridges

Shop compatible replacement ink cartridges for HP Fax 640, including HP 701 (CC635A). Compare prices, yield, color, and pack size before you buy.

HP Fax 640 printer illustration

Exact printer model

Compatible supplies for HP Fax 640

This printer uses HP 701 (CC635A). Use the listings below to choose the color, yield, or multi-pack that fits your print volume.

Most shoppers begin with HP 701 Ink Cartridge Replacement - CC635A - Black, then compare price, page yield, and replacement OEM number.

Exact printer modelCartridge-number matchingIndependent compatibility info

Compatible products

Compatible ink cartridges for HP Fax 640

Compatible products with prices, cartridge numbers, OEM replacement numbers, and printer model details.

Cartridge map

HP Fax 640 cartridge details

HP Fax 640 has 1 compatible product listing across 1 cartridge family, including HP 701. Available color options on this page include black. Replacement numbers shown on this page include CC635A.

ProductColorReplacesYieldFrom
HP 701 Ink Cartridge Replacement - CC635A - BlackblackCC635A895 pages$25.99

Same series

Other HP Fax printers

Use these links when your model number is close, but not exactly HP Fax 640.

HP Fax 650HP Fax 700HP Fax 700vpHP Fax 750HP Fax 800HP Fax 900HP Fax 900vpHP Fax 910HP Fax 920HP Fax 950HP Fax 310HP Fax 300

Buying guide

How to buy HP Fax 640 compatible cartridges

Start by confirming the full printer model, including any letters at the end of the model number. Then compare HP 701 (CC635A) by color, page yield, and pack size.

Single cartridges work when you only need one color. Multi-packs can be a better value when you print often or need a full color set.

Compatibility notes

Independent replacement supplies for HP printers

InkToYou is not affiliated with HP. Product and printer names are used only to identify compatible replacement supplies.

Before checkout, compare the product page cartridge number, replacement OEM number, color, and compatible printer models against your printer.

Before checkout

Confirm the exact model name on your printer

HP Fax 640 supplies, including HP 701 (CC635A), are listed for shoppers who already know their printer model. Match the full model name on the front panel, printer settings screen, or manufacturer label before ordering.

InkToYou is an independent guide for replacement supplies. Brand names are used only to describe compatibility.

For manufacturer manuals, drivers, firmware, and troubleshooting, use HP official support and look up HP Fax 640.

FAQ

HP Fax 640 ink cartridges questions

What ink cartridges work with HP Fax 640?

HP Fax 640 works with HP 701 (CC635A). Match your exact printer model and cartridge number before ordering.

Are these HP OEM cartridges?

No. InkToYou lists independent compatible replacement supplies. HP brand names are used only to describe printer compatibility.

How do I confirm my HP Fax 640 printer model?

Check the model name on the front panel, printer settings screen, original box, or manufacturer label. Small suffix differences can matter.

What should I compare before ordering HP Fax 640 cartridges?

Compare HP 701 (CC635A) by color, page yield, pack size, cartridge number, and replacement OEM number against your current cartridge or printer documentation.