### There are 18, 9 of them are not in the PHB, and 3 are available only through Pact of the Tome.

[This DnDBeyond search](https://www.dndbeyond.com/spells/class/warlock?filter-search=&filter-damage-type=51&filter-damage-type=58&filter-verbal=&filter-somatic=&filter-material=&filter-concentration=&filter-ritual=&filter-sub-class=) shows several on the Warlock spell list:

* [*Create bonfire*][15] (cantrip, *XGtE*)
* [*Green-flame blade*][2] (cantrip, *SCAG*)
* [*Hellish rebuke*][3] (1st level, *PHB*)
* [*Spirit shroud*][4] (3rd level, *TCoE*)
* [*Elemental bane*][5] (4th level, *XGtE*)
* [*Sickening radiance*][6] (4th level, *XGtE*)
* [*Wall of light*][7] (5th level, *XGtE*)
* [*Investiture of flame*][8] (6th level, *XGtE*)
* [*Crown of stars*][9] (7th level, *XGtE*)

And on the [Celestial Warlock](https://www.dndbeyond.com/classes/warlock#TheCelestial)'s expanded list:

* [*Sacred flame*][10] (cantrip, *PHB*)
* [*Guiding bolt*][11] (1st level, *PHB*)
* [*Flaming sphere*][12] (2nd level, *PHB*)
* [*Wall of fire*][13] (4th level, *PHB*)
* [*Guardian of faith*][16] (4th level, *PHB*)
* [*Flame strike*][14] (5th level, *PHB*)

Notably, *there is only one spell on the generic warlock spell list in the Player's Handbook*. Eight more spells are added in *Xanathar's Guide to Everything*, and *Tasha's Cauldron of Everything*. 

Available only through Pact of the Tome:

* [*Fire bolt*][17] (cantrip, *PHB*)
* [*Produce flame*][18] (cantrip, *PHB*)
* [*Word of radiance*][19] (cantrip, *XGtE*)

  [1]: https://i.sstatic.net/NWx7p.jpg
  [2]: https://www.dndbeyond.com/spells/green-flame-blade
  [3]: https://www.dndbeyond.com/spells/hellish-rebuke
  [4]: https://www.dndbeyond.com/spells/spirit-shroud
  [5]: https://www.dndbeyond.com/spells/elemental-bane
  [6]: https://www.dndbeyond.com/spells/sickening-radiance
  [7]: https://www.dndbeyond.com/spells/wall-of-light
  [8]: https://www.dndbeyond.com/spells/investiture-of-flame
  [9]: https://www.dndbeyond.com/spells/crown-of-stars
  [10]: https://www.dndbeyond.com/spells/sacred-flame
  [11]: https://www.dndbeyond.com/spells/guiding-bolt
  [12]: https://www.dndbeyond.com/spells/flaming-sphere
  [13]: https://www.dndbeyond.com/spells/wall-of-fire
  [14]: https://www.dndbeyond.com/spells/flame-strike
  [15]: https://www.dndbeyond.com/spells/create-bonfire
  [16]: https://www.dndbeyond.com/spells/guardian-of-faith
  [17]: https://www.dndbeyond.com/spells/fire-bolt
  [18]: https://www.dndbeyond.com/spells/produce-flame
  [19]: https://www.dndbeyond.com/spells/word-of-radiance